Student loan scammers + SUSPECTED Callback numbers?

Scam Number: (904) 204-9181 AMERICAN / (786) 396-6381 Foreign Accent Detected: INDIAN
Domain Used: (N/A)
Extra Info: Mfs called me first fyi (as I’m sure yall already know by now, complete voip number - I’m british so shit don’t add up. Deffo a scam!)

Dell/Bell’s callback type number?: (888) 252-2999 INDIAN - Seems to normally ring, but past VM…
Alex callback type number?: (805) 259-4503 AMERICAN - Seems to be a proper line, EXT? Place 11 in the queue when I called so I hung up after a min, couldn’t be bothered to wait.

Either way those are the numbers they called back from.

(904) 204-9181 mailbox full
(786) 396-6381 same
(888) 252-2999 hold music
(805) 259-4503 same hold music

Weird.

Dw, keep calling/waiting.
They’ll answer.